Pre-Commissioning Cleaning Clause Samples

Pre-Commissioning Cleaning. Tubes and all items of equipment shall be delivered stored and maintained in storage with their open ends effectively plugged, capped or sealed. All fittings, valves and sundry items shall be stored in clean bins or bagged and stowed in suitable racks. All such stored items shall be maintained under weatherproof cover to be supplied by the Contractor until they are ready for incorporation in the works. Particular care shall be taken to ensure the electrical equipment components are kept clean and dry. Before installations are handed over or subjected to the inspection and tests required the entire installation shall be thoroughly cleaned, both internally and externally. All water installations shall be flushed out with clean water. This shall be preceded by chemical cleaning. During the flushing out process provision shall be made to exclude filters, pumps and any other items of plant, which could be damaged by the cleaning operation. The entire operation shall be carried out to the satisfaction of the Engineer or his Representative. Cold water services shall, after pre-commissioning cleaning and hydraulic testing, be sterilized by the application of chlorine as detailed in BS 6700.